Correct some casts in printf arguments in various utilities.
[dragonfly.git] / sbin / ifconfig / ifbridge.c
CommitLineData
ca74a0a2
SZ
1/*-
2 * Copyright 2001 Wasabi Systems, Inc.
3 * All rights reserved.
4 *
5 * Written by Jason R. Thorpe for Wasabi Systems, Inc.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed for the NetBSD Project by
18 * Wasabi Systems, Inc.
19 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
20 * or promote products derived from this software without specific prior
21 * written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * $FreeBSD: src/sbin/ifconfig/ifbridge.c,v 1.1.2.2 2005/12/28 04:12:58 thompsa Exp $
ca74a0a2
SZ
36 */
37
38#include <sys/param.h>
39#include <sys/ioctl.h>
40#include <sys/socket.h>
41#include <sys/sockio.h>
ca74a0a2 42#include <net/if.h>
ca74a0a2 43#include <net/route.h>
46158ff5
AL
44#include <net/ethernet.h>
45#include <net/bridge/if_bridgevar.h>
ca74a0a2
SZ
46
47#include <ctype.h>
48#include <stdio.h>
46158ff5 49#include <stdlib.h>
ca74a0a2 50#include <string.h>
46158ff5 51#include <unistd.h>
ca74a0a2
SZ
52#include <err.h>
53#include <errno.h>
54
55#include "ifconfig.h"
56
57static int
58get_val(const char *cp, u_long *valp)
59{
60 char *endptr;
61 u_long val;
62
63 errno = 0;
64 val = strtoul(cp, &endptr, 0);
65 if (cp[0] == '\0' || endptr[0] != '\0' || errno == ERANGE)
66 return (-1);
67
68 *valp = val;
69 return (0);
70}
71
72static int
73do_cmd(int sock, u_long op, void *arg, size_t argsize, int set)
74{
75 struct ifdrv ifd;
76
77 memset(&ifd, 0, sizeof(ifd));
78
79 strlcpy(ifd.ifd_name, ifr.ifr_name, sizeof(ifd.ifd_name));
80 ifd.ifd_cmd = op;
81 ifd.ifd_len = argsize;
82 ifd.ifd_data = arg;
83
84 return (ioctl(sock, set ? SIOCSDRVSPEC : SIOCGDRVSPEC, &ifd));
85}
86
87static void
88do_bridgeflag(int sock, const char *ifs, int flag, int set)
89{
90 struct ifbreq req;
91
92 strlcpy(req.ifbr_ifsname, ifs, sizeof(req.ifbr_ifsname));
93
94 if (do_cmd(sock, BRDGGIFFLGS, &req, sizeof(req), 0) < 0)
95 err(1, "unable to get bridge flags");
96
97 if (set)
98 req.ifbr_ifsflags |= flag;
99 else
100 req.ifbr_ifsflags &= ~flag;
101
102 if (do_cmd(sock, BRDGSIFFLGS, &req, sizeof(req), 1) < 0)
103 err(1, "unable to set bridge flags");
104}
105
106static void
107bridge_interfaces(int s, const char *prefix)
108{
109 static const char *stpstates[] = {
110 "disabled",
111 "listening",
112 "learning",
113 "forwarding",
114 "blocking",
1e858374 115 "bonded",
3677aae9 116 "blocking (link1)"
ca74a0a2
SZ
117 };
118 struct ifbifconf bifc;
119 struct ifbreq *req;
120 char *inbuf = NULL, *ninbuf;
121 char *p, *pad;
46158ff5 122 size_t i, len = 8192;
ca74a0a2
SZ
123
124 pad = strdup(prefix);
125 if (pad == NULL)
126 err(1, "strdup");
127 /* replace the prefix with whitespace */
128 for (p = pad; *p != '\0'; p++) {
129 if(isprint(*p))
130 *p = ' ';
131 }
132
133 for (;;) {
134 ninbuf = realloc(inbuf, len);
135 if (ninbuf == NULL)
136 err(1, "unable to allocate interface buffer");
137 bifc.ifbic_len = len;
138 bifc.ifbic_buf = inbuf = ninbuf;
139 if (do_cmd(s, BRDGGIFS, &bifc, sizeof(bifc), 0) < 0)
140 err(1, "unable to get interface list");
141 if ((bifc.ifbic_len + sizeof(*req)) < len)
142 break;
143 len *= 2;
144 }
145
146 for (i = 0; i < bifc.ifbic_len / sizeof(*req); i++) {
147 req = bifc.ifbic_req + i;
148 printf("%s%s ", prefix, req->ifbr_ifsname);
149 printb("flags", req->ifbr_ifsflags, IFBIFBITS);
150 printf("\n");
46158ff5 151
ca74a0a2
SZ
152 if (req->ifbr_ifsflags & IFBIF_STP) {
153 printf("%s", pad);
154 printf("port %u priority %u",
155 req->ifbr_portno, req->ifbr_priority);
1e858374 156 printf(" pathcost %u", req->ifbr_path_cost);
b6b91ec7 157 if (req->ifbr_state < nitems(stpstates))
ca74a0a2
SZ
158 printf(" %s", stpstates[req->ifbr_state]);
159 else
160 printf(" <unknown state %d>",
161 req->ifbr_state);
162 printf("\n");
1e858374
MD
163 printf("%sbondweight %u\n",
164 pad, req->ifbr_bond_weight);
3677aae9 165 printf("%sdesignated root: %016jx\n",
1f5e0b99 166 pad, (uintmax_t)req->ifbr_designated_root);
3677aae9 167 printf("%sdesignated bridge: %016jx\n",
1f5e0b99 168 pad, (uintmax_t)req->ifbr_designated_bridge);
3677aae9
MD
169 printf("%sdesignated cost: %u\n",
170 pad, req->ifbr_designated_cost);
171 printf("%sdesignated port: %u\n",
172 pad, req->ifbr_designated_port);
70d9a675
MD
173 if (verbose) {
174 printf("%speer root: %016jx\n",
1f5e0b99 175 pad, (uintmax_t)req->ifbr_peer_root);
70d9a675 176 printf("%speer bridge: %016jx\n",
1f5e0b99 177 pad, (uintmax_t)req->ifbr_peer_bridge);
70d9a675
MD
178 printf("%speer cost: %u\n",
179 pad, req->ifbr_peer_cost);
180 printf("%speer port: %u\n",
181 pad, req->ifbr_peer_port);
182 }
ca74a0a2
SZ
183 }
184 }
185
186 free(inbuf);
187}
188
189static void
190bridge_addresses(int s, const char *prefix)
191{
192 struct ifbaconf ifbac;
193 struct ifbareq *ifba;
ca74a0a2 194 struct ether_addr ea;
46158ff5
AL
195 char *inbuf = NULL, *ninbuf;
196 size_t i, len = 8192;
ca74a0a2
SZ
197
198 for (;;) {
199 ninbuf = realloc(inbuf, len);
200 if (ninbuf == NULL)
201 err(1, "unable to allocate address buffer");
202 ifbac.ifbac_len = len;
203 ifbac.ifbac_buf = inbuf = ninbuf;
204 if (do_cmd(s, BRDGRTS, &ifbac, sizeof(ifbac), 0) < 0)
205 err(1, "unable to get address cache");
206 if ((ifbac.ifbac_len + sizeof(*ifba)) < len)
207 break;
208 len *= 2;
209 }
210
211 for (i = 0; i < ifbac.ifbac_len / sizeof(*ifba); i++) {
212 ifba = ifbac.ifbac_req + i;
213 memcpy(ea.octet, ifba->ifba_dst,
214 sizeof(ea.octet));
215 printf("%s%s %s %lu ", prefix, ether_ntoa(&ea),
216 ifba->ifba_ifsname, ifba->ifba_expire);
217 printb("flags", ifba->ifba_flags, IFBAFBITS);
218 printf("\n");
219 }
220
221 free(inbuf);
222}
223
224static void
225bridge_status(int s)
226{
227 struct ifbrparam param;
228 u_int16_t pri;
229 u_int8_t ht, fd, ma;
230
231 if (do_cmd(s, BRDGGPRI, &param, sizeof(param), 0) < 0)
232 return;
233 pri = param.ifbrp_prio;
234
235 if (do_cmd(s, BRDGGHT, &param, sizeof(param), 0) < 0)
236 return;
237 ht = param.ifbrp_hellotime;
238
239 if (do_cmd(s, BRDGGFD, &param, sizeof(param), 0) < 0)
240 return;
241 fd = param.ifbrp_fwddelay;
242
243 if (do_cmd(s, BRDGGMA, &param, sizeof(param), 0) < 0)
244 return;
245 ma = param.ifbrp_maxage;
246
247 printf("\tpriority %u hellotime %u fwddelay %u maxage %u\n",
248 pri, ht, fd, ma);
249
250 bridge_interfaces(s, "\tmember: ");
251
252 return;
253
254}
255
256static void
257setbridge_add(const char *val, int d, int s, const struct afswtch *afp)
258{
259 struct ifbreq req;
260
261 memset(&req, 0, sizeof(req));
262 strlcpy(req.ifbr_ifsname, val, sizeof(req.ifbr_ifsname));
263 if (do_cmd(s, BRDGADD, &req, sizeof(req), 1) < 0)
264 err(1, "BRDGADD %s", val);
265}
266
267static void
268setbridge_delete(const char *val, int d, int s, const struct afswtch *afp)
269{
270 struct ifbreq req;
271
272 memset(&req, 0, sizeof(req));
273 strlcpy(req.ifbr_ifsname, val, sizeof(req.ifbr_ifsname));
274 if (do_cmd(s, BRDGDEL, &req, sizeof(req), 1) < 0)
275 err(1, "BRDGDEL %s", val);
276}
277
278static void
279setbridge_discover(const char *val, int d, int s, const struct afswtch *afp)
280{
281
282 do_bridgeflag(s, val, IFBIF_DISCOVER, 1);
283}
284
285static void
286unsetbridge_discover(const char *val, int d, int s, const struct afswtch *afp)
287{
288
289 do_bridgeflag(s, val, IFBIF_DISCOVER, 0);
290}
291
292static void
293setbridge_learn(const char *val, int d, int s, const struct afswtch *afp)
294{
295
296 do_bridgeflag(s, val, IFBIF_LEARNING, 1);
297}
298
299static void
300unsetbridge_learn(const char *val, int d, int s, const struct afswtch *afp)
301{
302
303 do_bridgeflag(s, val, IFBIF_LEARNING, 0);
304}
305
ca74a0a2
SZ
306static void
307setbridge_span(const char *val, int d, int s, const struct afswtch *afp)
308{
309 struct ifbreq req;
310
311 memset(&req, 0, sizeof(req));
312 strlcpy(req.ifbr_ifsname, val, sizeof(req.ifbr_ifsname));
313 if (do_cmd(s, BRDGADDS, &req, sizeof(req), 1) < 0)
314 err(1, "BRDGADDS %s", val);
315}
316
317static void
318unsetbridge_span(const char *val, int d, int s, const struct afswtch *afp)
319{
320 struct ifbreq req;
321
322 memset(&req, 0, sizeof(req));
323 strlcpy(req.ifbr_ifsname, val, sizeof(req.ifbr_ifsname));
324 if (do_cmd(s, BRDGDELS, &req, sizeof(req), 1) < 0)
325 err(1, "BRDGDELS %s", val);
326}
ca74a0a2
SZ
327
328static void
329setbridge_stp(const char *val, int d, int s, const struct afswtch *afp)
330{
331
332 do_bridgeflag(s, val, IFBIF_STP, 1);
333}
334
335static void
336unsetbridge_stp(const char *val, int d, int s, const struct afswtch *afp)
337{
338
339 do_bridgeflag(s, val, IFBIF_STP, 0);
340}
341
342static void
343setbridge_flush(const char *val, int d, int s, const struct afswtch *afp)
344{
345 struct ifbreq req;
346
347 memset(&req, 0, sizeof(req));
348 req.ifbr_ifsflags = IFBF_FLUSHDYN;
349 if (do_cmd(s, BRDGFLUSH, &req, sizeof(req), 1) < 0)
350 err(1, "BRDGFLUSH");
351}
352
353static void
354setbridge_flushall(const char *val, int d, int s, const struct afswtch *afp)
355{
356 struct ifbreq req;
357
358 memset(&req, 0, sizeof(req));
359 req.ifbr_ifsflags = IFBF_FLUSHALL;
360 if (do_cmd(s, BRDGFLUSH, &req, sizeof(req), 1) < 0)
361 err(1, "BRDGFLUSH");
362}
363
364static void
365setbridge_static(const char *val, const char *mac, int s,
366 const struct afswtch *afp)
367{
368 struct ifbareq req;
369 struct ether_addr *ea;
370
371 memset(&req, 0, sizeof(req));
372 strlcpy(req.ifba_ifsname, val, sizeof(req.ifba_ifsname));
373
374 ea = ether_aton(mac);
375 if (ea == NULL)
376 errx(1, "%s: invalid address: %s", val, mac);
377
378 memcpy(req.ifba_dst, ea->octet, sizeof(req.ifba_dst));
379 req.ifba_flags = IFBAF_STATIC;
380
381 if (do_cmd(s, BRDGSADDR, &req, sizeof(req), 1) < 0)
382 err(1, "BRDGSADDR %s", val);
383}
384
385static void
386setbridge_deladdr(const char *val, int d, int s, const struct afswtch *afp)
387{
388 struct ifbareq req;
389 struct ether_addr *ea;
390
391 memset(&req, 0, sizeof(req));
392
393 ea = ether_aton(val);
394 if (ea == NULL)
395 errx(1, "invalid address: %s", val);
396
397 memcpy(req.ifba_dst, ea->octet, sizeof(req.ifba_dst));
398
399 if (do_cmd(s, BRDGDADDR, &req, sizeof(req), 1) < 0)
400 err(1, "BRDGDADDR %s", val);
401}
402
403static void
404getbridge_addr(const char *val, int d, int s, const struct afswtch *afp)
405{
406 bridge_addresses(s, "");
407}
408
409static void
410setbridge_maxaddr(const char *arg, int d, int s, const struct afswtch *afp)
411{
412 struct ifbrparam param;
413 u_long val;
414
415 if (get_val(arg, &val) < 0 || (val & ~0xffffffff) != 0)
416 errx(1, "invalid value: %s", arg);
417
418 param.ifbrp_csize = val & 0xffffffff;
419
420 if (do_cmd(s, BRDGSCACHE, &param, sizeof(param), 1) < 0)
421 err(1, "BRDGSCACHE %s", arg);
422}
423
424static void
425setbridge_hellotime(const char *arg, int d, int s, const struct afswtch *afp)
426{
427 struct ifbrparam param;
428 u_long val;
429
430 if (get_val(arg, &val) < 0 || (val & ~0xff) != 0)
431 errx(1, "invalid value: %s", arg);
432
433 param.ifbrp_hellotime = val & 0xff;
434
435 if (do_cmd(s, BRDGSHT, &param, sizeof(param), 1) < 0)
436 err(1, "BRDGSHT %s", arg);
437}
438
439static void
440setbridge_fwddelay(const char *arg, int d, int s, const struct afswtch *afp)
441{
442 struct ifbrparam param;
443 u_long val;
444
445 if (get_val(arg, &val) < 0 || (val & ~0xff) != 0)
446 errx(1, "invalid value: %s", arg);
447
448 param.ifbrp_fwddelay = val & 0xff;
449
450 if (do_cmd(s, BRDGSFD, &param, sizeof(param), 1) < 0)
451 err(1, "BRDGSFD %s", arg);
452}
453
454static void
455setbridge_maxage(const char *arg, int d, int s, const struct afswtch *afp)
456{
457 struct ifbrparam param;
458 u_long val;
459
460 if (get_val(arg, &val) < 0 || (val & ~0xff) != 0)
461 errx(1, "invalid value: %s", arg);
462
463 param.ifbrp_maxage = val & 0xff;
464
465 if (do_cmd(s, BRDGSMA, &param, sizeof(param), 1) < 0)
466 err(1, "BRDGSMA %s", arg);
467}
468
469static void
470setbridge_priority(const char *arg, int d, int s, const struct afswtch *afp)
471{
472 struct ifbrparam param;
473 u_long val;
474
475 if (get_val(arg, &val) < 0 || (val & ~0xffff) != 0)
476 errx(1, "invalid value: %s", arg);
477
478 param.ifbrp_prio = val & 0xffff;
479
480 if (do_cmd(s, BRDGSPRI, &param, sizeof(param), 1) < 0)
481 err(1, "BRDGSPRI %s", arg);
482}
483
484static void
485setbridge_ifpriority(const char *ifn, const char *pri, int s,
486 const struct afswtch *afp)
487{
488 struct ifbreq req;
489 u_long val;
490
491 memset(&req, 0, sizeof(req));
492
493 if (get_val(pri, &val) < 0 || (val & ~0xff) != 0)
494 errx(1, "invalid value: %s", pri);
495
496 strlcpy(req.ifbr_ifsname, ifn, sizeof(req.ifbr_ifsname));
497 req.ifbr_priority = val & 0xff;
498
499 if (do_cmd(s, BRDGSIFPRIO, &req, sizeof(req), 1) < 0)
500 err(1, "BRDGSIFPRIO %s", pri);
501}
502
503static void
504setbridge_ifpathcost(const char *ifn, const char *cost, int s,
505 const struct afswtch *afp)
506{
507 struct ifbreq req;
508 u_long val;
509
510 memset(&req, 0, sizeof(req));
511
512 if (get_val(cost, &val) < 0 || (val & ~0xff) != 0)
513 errx(1, "invalid value: %s", cost);
514
515 strlcpy(req.ifbr_ifsname, ifn, sizeof(req.ifbr_ifsname));
516 req.ifbr_path_cost = val & 0xffff;
517
518 if (do_cmd(s, BRDGSIFCOST, &req, sizeof(req), 1) < 0)
519 err(1, "BRDGSIFCOST %s", cost);
520}
521
1e858374
MD
522static void
523setbridge_ifbondweight(const char *ifn, const char *cost, int s,
524 const struct afswtch *afp)
525{
526 struct ifbreq req;
527 u_long val;
528
529 memset(&req, 0, sizeof(req));
530
531 if (get_val(cost, &val) < 0 || (val & ~0xff) != 0)
532 errx(1, "invalid value: %s", cost);
533
534 strlcpy(req.ifbr_ifsname, ifn, sizeof(req.ifbr_ifsname));
535 if (val > 65535)
536 val = 65535;
537 req.ifbr_bond_weight = (uint16_t)val;
538
539 if (do_cmd(s, BRDGSBONDWGHT, &req, sizeof(req), 1) < 0)
540 err(1, "BRDGSBONDWGHT %s", cost);
541}
542
ca74a0a2
SZ
543static void
544setbridge_timeout(const char *arg, int d, int s, const struct afswtch *afp)
545{
546 struct ifbrparam param;
547 u_long val;
548
549 if (get_val(arg, &val) < 0 || (val & ~0xffffffff) != 0)
550 errx(1, "invalid value: %s", arg);
551
552 param.ifbrp_ctime = val & 0xffffffff;
553
554 if (do_cmd(s, BRDGSTO, &param, sizeof(param), 1) < 0)
555 err(1, "BRDGSTO %s", arg);
556}
557
558static struct cmd bridge_cmds[] = {
559 DEF_CMD_ARG("addm", setbridge_add),
560 DEF_CMD_ARG("deletem", setbridge_delete),
561 DEF_CMD_ARG("discover", setbridge_discover),
562 DEF_CMD_ARG("-discover", unsetbridge_discover),
563 DEF_CMD_ARG("learn", setbridge_learn),
564 DEF_CMD_ARG("-learn", unsetbridge_learn),
ca74a0a2
SZ
565 DEF_CMD_ARG("span", setbridge_span),
566 DEF_CMD_ARG("-span", unsetbridge_span),
ca74a0a2
SZ
567 DEF_CMD_ARG("stp", setbridge_stp),
568 DEF_CMD_ARG("-stp", unsetbridge_stp),
569 DEF_CMD("flush", 0, setbridge_flush),
570 DEF_CMD("flushall", 0, setbridge_flushall),
571 DEF_CMD_ARG2("static", setbridge_static),
572 DEF_CMD_ARG("deladdr", setbridge_deladdr),
573 DEF_CMD("addr", 1, getbridge_addr),
574 DEF_CMD_ARG("maxaddr", setbridge_maxaddr),
575 DEF_CMD_ARG("hellotime", setbridge_hellotime),
576 DEF_CMD_ARG("fwddelay", setbridge_fwddelay),
577 DEF_CMD_ARG("maxage", setbridge_maxage),
578 DEF_CMD_ARG("priority", setbridge_priority),
579 DEF_CMD_ARG2("ifpriority", setbridge_ifpriority),
580 DEF_CMD_ARG2("ifpathcost", setbridge_ifpathcost),
1e858374 581 DEF_CMD_ARG2("ifbondweight", setbridge_ifbondweight),
ca74a0a2
SZ
582 DEF_CMD_ARG("timeout", setbridge_timeout),
583};
584static struct afswtch af_bridge = {
585 .af_name = "af_bridge",
586 .af_af = AF_UNSPEC,
587 .af_other_status = bridge_status,
588};
589
d44b223a 590static __constructor(101) void
ca74a0a2
SZ
591bridge_ctor(void)
592{
46158ff5 593 size_t i;
ca74a0a2 594
b6b91ec7 595 for (i = 0; i < nitems(bridge_cmds); i++)
ca74a0a2
SZ
596 cmd_register(&bridge_cmds[i]);
597 af_register(&af_bridge);
ca74a0a2 598}